Method for growing or nourishing head hair

Abstract

A hair growth method includes repeatedly washing hair using a washing agent that includes a microbubble washing composition and microbubbles, the microbubble washing composition including a protease and a lipase. The hair growth method exhibits an excellent hair growth effect.

1 . A hair growth method comprising repeatedly washing hair using a washing agent that includes a microbubble washing composition and microbubbles, the microbubble washing composition including a protease and a lipase. 
     
     
         2 . The hair growth method according to  claim 1 , wherein the microbubble washing composition includes the protease in an amount of 0.01 to 0.5 wt % based on the total amount of the microbubble washing composition, and includes the lipase in an amount of 0.1 to 1.0 wt % based on the total amount of the microbubble washing composition. 
     
     
         3 . The hair growth method according to  claim 1  or  2 , wherein the microbubble washing composition does not include a surfactant. 
     
     
         4 . The hair growth method according to  claim 1 , wherein the microbubble washing composition further includes at least one alkali metal salt selected from the group consisting of alkali metal carbonates, alkali metal hydrogen carbonates, alkali metal sulfates, alkali halides, and alkali metal salts of boron. 
     
     
         5 . The hair growth method according to  claim 4 , wherein the microbubble washing composition includes the alkali metal salt in an amount of 80 to 99.5 wt % based on the total amount of the microbubble washing composition. 
     
     
         6 . The hair growth method according to  claim 1 , wherein the hair is washed 1 to 3 times a week. 
     
     
         7 . The hair growth method according to  claim 1 , further comprising applying a given amount of a hair growth agent or a hair tonic to the hair after washing the hair.